> as lemmas
infra-specific
infra-specific adj. 
/ˌɪnfrəspɛˈsɪfɪk/,
Brit. /ˌɪnfrəspᵻˈsɪfɪk/
, /ˌɪnfrəspᵻˈsɪfɪk//ˌɪnfrəspɛˈsɪfɪk/U.S. /ˌɪnfrəspəˈsɪfɪk/
(applied to a category) at a lower taxonomic level than a species./ˌɪnfrəspəˈsɪfɪk/ΘΚΠ
the world > life > biology > taxonomy > taxon > [adjective] > species or sub-species
univocal1638
specific1650
subspecific1795
conspecific1859
racial1884
co-specific1889
relic1889
relict1899
intraspecific1919
monospecific1921
intraspecies1927
supraspecific1936
infra-specific1939
supraspecies1960
species-uniform1968
1939 Entomol. News L. 198 In practice they propose infra-specific names—polynomials as well as trinomials—in proper Latin form.
1970 Watsonia 8 42 The geographical significance of this variation should not be lost sight of and may eventually receive taxonomic recognition at some infra-specific level.
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as lemmas
- passenger guard
- passenger jetty
- passenger lift
- passenger line
- passenger liner
- passenger list
- passenger locomotive
- passenger lounge
- passenger manifest
- passenger mileage
- passenger pier
- passenger pigeon
- passenger plane
- passenger railway
- passenger receipts
- passenger seat
- passenger service
- passenger ship
- passenger side
- passenger station
- passenger steamer
- passenger tax
- passenger terminal
- passenger ticket
- passenger trade